227798571

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2512

約数の個数: 64

約数和(自身を含む): 421134336

約数和(自身を除く): 193335765

約数列:

[1, 3, 7, 11, 13, 21, 31, 33, 39, 77, 91, 93, 143, 217, 231, 273, 341, 403, 429, 651, 1001, 1023, 1209, 2387, 2447, 2821, 3003, 4433, 7161, 7341, 8463, 13299, 17129, 26917, 31031, 31811, 51387, 75857, 80751, 93093, 95433, 188419, 222677, 227571, 349921, 530999, 565257, 668031, 834427, 986141, 1049763, 1592997, 2449447, 2503281, 2958423, 5840989, 6902987, 7348341, 10847551, 17522967, 20708961, 32542653, 75932857, 227798571]

約数ペア:

[(1, 227798571), (3, 75932857), (7, 32542653), (11, 20708961), (13, 17522967), (21, 10847551), (31, 7348341), (33, 6902987), (39, 5840989), (77, 2958423), (91, 2503281), (93, 2449447), (143, 1592997), (217, 1049763), (231, 986141), (273, 834427), (341, 668031), (403, 565257), (429, 530999), (651, 349921), (1001, 227571), (1023, 222677), (1209, 188419), (2387, 95433), (2447, 93093), (2821, 80751), (3003, 75857), (4433, 51387), (7161, 31811), (7341, 31031), (8463, 26917), (13299, 17129)]